Jochen Kupfer
type: MusicGroup
genre: requiem
description: Jochen Kupfer (born 1969 in Grimma) is a German operatic baritone. Early life and education Kupfer received regular singing lessons from the age of 10, and studied singing with Helga Forner at the Mu
popularity: 9
followers: 59
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      date published: 2026-07-08T08:56:20Z
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  track: Mass No. 11 in D Major / Gloria: IId. Cum Sancto Spiritu
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      date published: 2026-07-08T03:22:41Z
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  track: Mass No. 12 in D Major / Kyrie: Ia. Kyrie eleison I
  track: Mass No. 12 in D Major / Kyrie: Ic. Kyrie eleison II
  track: Mass No. 11 in D Major / Credo: IIIb. Et resurrexit
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album: Weihnachtsoratorium I-III
album: Kienzl: Lieder, Vol. 1
album: Sommer: Lied Edition, Vol. 2
album: Sommer: Lied Edition, Vol. 1
album: Abondance: Nouveautés, automne 1998
album: Schreker: Complete Songs for Voice & Piano, Vol. 2
album: Franz Schreker: Complete Songs For Voice and Piano, Vol. 1
album: Schumann: Liederkreis, Op. 24 & Lieder, Op. 35
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album: Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
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Mass No. 11 in D Major / Credo: IIIb. Et resurrexit
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by artist: Dresdner Barockorchester
by artist: Hans-Christoph Rademann
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T21:25:57Z
audio: Mass No. 11 in D Major / Credo: IIIb. Et resurrexit
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Te Deum in D Major, ZWV 146: IV. Tu ad dexteram
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  date published: 2026-07-08T03:22:41Z
audio: Te Deum in D Major, ZWV 146: IV. Tu ad dexteram
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Mass No. 9 in D Major / Credo: IIIb. Crucifixus
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  date published: 2026-07-08T03:22:41Z
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Mass No. 9 in D Major / Gloria: IIa. Gloria in excelsis
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  date published: 2026-07-30T10:42:33Z
audio: Mass No. 9 in D Major / Gloria: IIa. Gloria in excelsis
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Mass No. 9 in D Major: IV. Sanctus
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duration: PT2M54S
duration ms: 174133
explicit: false
by artist: Johann David Heinichen
by artist: Heike Hallaschka
by artist: Patrick Van Goethem
by artist: Marcus Ullmann
by artist: Jochen Kupfer
by artist: Dresdner Kammerchor
by artist: Dresdner Barockorchester
by artist: Hans-Christoph Rademann
in album: Heinichen: Missa Nr. 9; Zelenka: Te Deum
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  date published: 2026-08-01T00:40:43Z
audio: Mass No. 9 in D Major: IV. Sanctus
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Friedenstag, Op. 81 Oper in einem Aufzug: La rosa, la rosa che un bel fiore (Piemonteser, Konstabel, Schütze, Musketier, Hornist, Soldaten, Chor)
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duration: PT5M23S
duration ms: 323386
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by artist: Richard Strauss
by artist: Jochen Kupfer
by artist: Johan Botha
by artist: Tom Martinsen
by artist: André Eckert
by artist: Jürgen Commichau
by artist: Chor der Staatsoper Dresden
by artist: Staatskapelle Dresden
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  date published: 2026-07-08T08:56:20Z
audio: Friedenstag, Op. 81 Oper in einem Aufzug: La rosa, la rosa che un bel fiore (Piemonteser, Konstabel, Schütze, Musketier, Hornist, Soldaten, Chor)
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Friedenstag, Op. 81 Oper in einem Aufzug: Hunger! Hunger! - Nur Widerhall (Chor, Konstabel, Wachtmeister, Hornist, Musketier, Offizier, Soldaten)
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duration: PT3M17S
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by artist: Tom Martinsen
by artist: Jochen Kupfer
by artist: Alfred Reiter
by artist: Jürgen Commichau
by artist: André Eckert
by artist: Jochen Schmeckenbecher
by artist: Staatskapelle Dresden
by artist: Giuseppe Sinopoli
by artist: Chor der Staatsoper Dresden
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  date published: 2026-07-08T08:56:20Z
audio: Friedenstag, Op. 81 Oper in einem Aufzug: Hunger! Hunger! - Nur Widerhall (Chor, Konstabel, Wachtmeister, Hornist, Musketier, Offizier, Soldaten)
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Missa solemnis, Op. 123: Gloria. Allegro vivace
type: MusicRecording
duration: PT17M15S
duration ms: 1035958
explicit: false
by artist: Gewandhausorchester
by artist: Herbert Blomstedt
by artist: Simone Schneider
by artist: Gerhild Romberger
by artist: Richard Croft
by artist: Jochen Kupfer
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genre: classical-performance
genre: orchestra
genre: german-orchestra
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  date published: 2026-07-08T08:56:20Z
audio: Missa solemnis, Op. 123: Gloria. Allegro vivace
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Missa solemnis, Op. 123: Sanctus. Adagio
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duration: PT15M43S
duration ms: 943960
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by artist: Gewandhausorchester
by artist: Herbert Blomstedt
by artist: Simone Schneider
by artist: Gerhild Romberger
by artist: Richard Croft
by artist: Jochen Kupfer
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genre: classical-performance
genre: orchestra
genre: german-orchestra
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  date published: 2026-07-31T23:30:38Z
audio: Missa solemnis, Op. 123: Sanctus. Adagio
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III. Herr, lehre doch mich
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by artist: Masaaki Suzuki
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: III. Herr, lehre doch mich
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VI. Denn wir haben hie keine bleibende Statt
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duration: PT10M32S
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by artist: Masaaki Suzuki
by artist: Bach Collegium Japan
by artist: Jochen Kupfer
in album: Brahms: Ein deutsches Requiem, Op. 45
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genre: classical
genre: german-romanticism
genre: late-romantic-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: VI. Denn wir haben hie keine bleibende Statt
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Höchsterwünschtes Freudenfest, BWV 194: Chorale. Heilger Geist ins Himmels Throne
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duration: PT2M12S
duration ms: 132226
explicit: false
by artist: Johann Sebastian Bach
by artist: Yukari Nonoshita
by artist: Jochen Kupfer
by artist: Peter Kooij
by artist: Makoto Sakurada
by artist: Bach Collegium Japan
by artist: Masaaki Suzuki
in album: Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
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  date published: 2001-11-30
genre: classical
genre: classical-piano
isrc code: SEAEL0131060
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Höchsterwünschtes Freudenfest, BWV 194: Chorale. Heilger Geist ins Himmels Throne
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Höchsterwünschtes Freudenfest, BWV 194: Chorale. Sprich Ja zu meinen Taten
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duration: PT1M20S
duration ms: 80973
explicit: false
by artist: Johann Sebastian Bach
by artist: Yukari Nonoshita
by artist: Jochen Kupfer
by artist: Peter Kooij
by artist: Makoto Sakurada
by artist: Bach Collegium Japan
by artist: Masaaki Suzuki
in album: Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
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genre: classical
genre: classical-piano
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x059522077980602430b3598999277eccb538d3c422ab6e232339906f3ee35c13. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEL0131120.
  date published: 2026-07-08T08:56:20Z
audio: Höchsterwünschtes Freudenfest, BWV 194: Chorale. Sprich Ja zu meinen Taten
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Höchsterwünschtes Freudenfest, BWV 194: Hochsterwunschtes Freudenfest (Chorus)
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duration: PT4M47S
duration ms: 287960
explicit: false
by artist: Johann Sebastian Bach
by artist: Yukari Nonoshita
by artist: Jochen Kupfer
by artist: Peter Kooij
by artist: Makoto Sakurada
by artist: Bach Collegium Japan
by artist: Masaaki Suzuki
in album: Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
  type: MusicAlbum
  date published: 2001-11-30
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a996d4d667a18ded3e23b43a7489c969b719f56741d70442d7d2f40a5589116. Chain 2 (Bitcoin): anchored in block 960485 (2026-08-01T00:10:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEL0131010.
  date published: 2026-08-01T00:10:46Z
audio: Höchsterwünschtes Freudenfest, BWV 194: Hochsterwunschtes Freudenfest (Chorus)
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Höchsterwünschtes Freudenfest, BWV 194: Aria. Hilf, Gott, dass es uns gelingt (Soprano)
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duration: PT6M5S
duration ms: 365973
explicit: false
by artist: Johann Sebastian Bach
by artist: Yukari Nonoshita
by artist: Jochen Kupfer
by artist: Peter Kooij
by artist: Makoto Sakurada
by artist: Bach Collegium Japan
by artist: Masaaki Suzuki
in album: Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
  type: MusicAlbum
  date published: 2001-11-30
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc8de2abda00050b60a98892a85681ae0c05b86211a349380f55088de7035a4a. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEL0131050.
  date published: 2026-07-30T20:35:49Z
audio: Höchsterwünschtes Freudenfest, BWV 194: Aria. Hilf, Gott, dass es uns gelingt (Soprano)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Mass No. 12 in D Major / Kyrie: Ia. Kyrie eleison I
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duration ms: 132533
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by artist: Johann David Heinichen
by artist: Dresdner Kammerchor
by artist: Dresdner Barockorchester
by artist: Hans-Christoph Rademann
in album: Johann David Heinichen: Messen
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isrc code: DEB111500717
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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Mass No. 12 in D Major / Kyrie: Ic. Kyrie eleison II
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Széchényi: Lieder
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Weihnachten an der Dresdner Frauenkirche. Homilius: Kantaten II
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Heinichen: Missa Nr. 9; Zelenka: Te Deum
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Strauss, R.: Friedenstag
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Ries: Die Räuberbraut, Op. 156
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Heinichen: Mass No. 11 in D Major; Handel: Dixit Dominus, HWV 232
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Meister der Dresdner Kirchenmusik
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Mozart: Requiem d-moll, KV 626
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Missa solemnis
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Weihnachtsoratorium I-III
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Kienzl: Lieder, Vol. 1
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Kienzl: Lieder, Vol. 1
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Sommer: Lied Edition, Vol. 2
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Sommer: Lied Edition, Vol. 1
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Abondance: Nouveautés, automne 1998
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Schreker: Complete Songs for Voice & Piano, Vol. 2
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Franz Schreker: Complete Songs For Voice and Piano, Vol. 1
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Schumann: Liederkreis, Op. 24 & Lieder, Op. 35
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Bach, C.P.E.: St. Matthew Passion
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Strauss: Elektra, Op. 58
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Lieder
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Schubert: Die schöne Müllerin
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Brahms: Ein deutsches Requiem, Op. 45
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  audio: Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen
track: V. Ihr habt nun Traurigkeit
track: VI. Denn wir haben hie keine bleibende Statt
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OpenTimestamps Proof of Existence
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date published: 2026-07-07T14:04:01Z

Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen
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V. Ihr habt nun Traurigkeit
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subject of: OpenTimestamps Proof of Existence
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VII. Selig sind die Toten
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audio: VII. Selig sind die Toten
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Bach, J.S.: Cantatas, Vol. 16 - Bwv 119, 194
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    date published: 2026-07-08T03:22:41Z
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track: Höchsterwünschtes Freudenfest, BWV 194: Hochsterwunschtes Freudenfest (Chorus)
track: Höchsterwünschtes Freudenfest, BWV 194: Aria. Hilf, Gott, dass es uns gelingt (Soprano)

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Preise, Jerusalem, den Herrn, BWV 119: Der Herr hat Guts an uns getan (Chorus)
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  value: 0.351
additional property: Energy
  type: PropertyValue
  value: 0.359
additional property: Speechiness
  type: PropertyValue
  value: 0.037
additional property: Acousticness
  type: PropertyValue
  value: 0.922
additional property: Instrumentalness
  type: PropertyValue
  value: 0.693
additional property: Liveness
  type: PropertyValue
  value: 0.16
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.398
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.999
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Major

Bach, C.P.E.: St. John Passion
type: MusicAlbum
date published: 2004-01-01